2748999813

Names of 2748999813

• Cardinal: 2748999813 can be written as Two billion, seven hundred forty-eight million, nine hundred ninety-nine thousand, eight hundred thirteen.

Scientific notation

• Scientific notation: 2.748999813 × 10⁹

Factors of 2748999813

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 115

Divisors of 2748999813

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 7 21 23 29 49 53 69 87 147 159 161 203 371 483 529 609 667 1113 1127 1219 1421 1537 1587 2001 2597 3381 3657 3703 4263 4611 4669 7791 8533 10759 11109 12167 14007 15341 25599 25921 28037 32277 32683 35351 36501 46023 59731 75313 77763 84111 85169 98049 106053 107387 179193 196259 225939 247457 255507 322161 352843 588777 596183 644851 742371 751709 813073 1058529 1373813 1732199 1788549 1934553 2255127 2439219 2469901 4121439 4513957 5196597 5691511 7409703 13541871 17074533 17289307 18700679 31597699 39840577 51867921 56102037 94793097 119521731 130904753 392714259 916333271 2748999813
• Sum of all divisors σ(n): 4698259200
• Sum of proper divisors (its aliquot sum) s(n): 1949259387
• 2748999813 is a deficient number, because the sum of its proper divisors (1949259387) is less than itself. Its deficiency is 799740426

Bases of 2748999813

• Binary: 10100011110110100110100010000101₂
• Hexadecimal: 0xA3DA6885
• Base-36: 19GOLTX

Squares and roots of 2748999813

• 2748999813 squared (2748999813²) is 7556999971874034969
• 2748999813 cubed (2748999813³) is 20774191509522727389336460797
• The square root of 2748999813 is 52430.9051323739
• The cube root of 2748999813 is 1400.8497924095

Scales and comparisons

• 2,748,999,813 seconds is equal to 87 years, 21 weeks, 2 days, 3 hours, 3 minutes, 33 seconds.
• To count from 1 to 2,748,999,813 would take you about one hundred seventy-four years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 2748999813 cubic inches would be around 116.7 feet tall.

Recreational maths with 2748999813

• 2748999813 backwards is 3189998472
• The number of decimal digits it has is: 10
• The sum of 2748999813's digits is 60
• More coming soon!